<!-- DEMO START -->
<div class="button-groups">
  <button (click)="isLoading = !isLoading" nz-button nzType="default">Toggle Loading</button>
</div>
<div echarts [options]="options" [loading]="isLoading" theme="macarons" class="demo-chart"></div>
<!-- DEMO END -->

<app-code-block [html]="html" [component]="component"> </app-code-block>
